The key opens the room is missing.哪错了?

The key opens the room is missing.哪错了? the key to the bike is missing the key to the door is missing THE MISSING KEY怎么样 Here is the key ---- the room. 歌词里有Love is the master key that opens the gates of happiness love is a master key which opens the gate of hap He opens the door use the key(改错） The bookshop____(opens/is open).It usually____(opens/open/is Missing is the breathing Mary lives in the room,the door _____ opens east. Mary lives in the room.the door ____ opens east.